True or False- Down-regulation allows a target cell to decrease the amount of hormone present by removing it from circulation.

Q: Explain why polar hormones cannot regulate their target cells without using second messengers.…

A: Hormones are referred to as protein molecules that act as chemical messengers to carry out metabolic…

Q: The pattern of most hormone secretion is described as? Please explain

A: The glands, like the pineal gland or the paracrine gland, produces hormones, which are signalling…

Q: Describe the function(s) of Endocrine signaling and explain a possible medical consequence if this…

A: Endocrine signaling occurs in cells that are distant from the target cells, these cells produce…

Q: In some cases, endocrine function can decline in old age even if there is little change in the level…

A: The endocrine gland shows diversity in their functions during the course of life. The size of…

Q: When levels of a particular hormone are high, target cells reduce the number of receptors. True…

A: Hormones are messenger molecules released from endocrine glands directly into the bloodstream as…

Q: The    consumption    of steroid   hormones can   be deteted by    analyzing urine.     Can the use…

A: Hormones are chemical messengers that act as signaling molecules secreted by the glands directly…

Q: Discuss why the target-cell concept is essential forunderstanding hormone function

A: Hormones are chemical messengers secreted in one part of the body and move through the blood to…

Q: List and describe the functions of the three types of proteins involved in transmission of a hormone…

A: Three proteins involved in the transmission of hormone signal are: up-regulation hormone receptor…

Q: a hormone interacts with a membrane-bound receptor, then the cell’s DNA will be stimulated to…

A: Hormones are the chemical substances secreted from the specific endocrine gland. There nature is…

Q: targeted receptor over time.  True  False Cytokines are peptides that are generally made in…

A: A non-competitive antagonist is an insurmountable antagonist that can function in one of two ways:…

Q: Describe the mechanism of hormone response resulting from the binding of a hormone with an…

A: Hormones are the chemical messengers that are secreted at distant and will regulate systems and…

Q: Explain why second messenger systems are needed for peptide hormones.

A: Hormones are compound messengers that are discharged straightforwardly into the blood, which conveys…

Q: Control by the endocrine system usually acts for a longer period of time than control by the nervous…

A: The nervous system is the system which is responsible for maintaining the coordination among all…

Q: Signals carried by hormones must eventually be terminated. Describe several different mechanisms for…

A: Hormones are molecules secreted by the endocrine glands of the body that function in signal…

Q: Hormones are often synthesized and stored in an inactiveform within secretory vesicles. Secretion…

A: Hormones are the chemicals that are produced by endocrine glands and release directly into the…

Q: Which statement correctly identifies how a lipid-soluble hormone that diffuses from the blood and…

A: Lipid-soluble hormones are a class of hormones that are able to pass through cell membranes due to…

Q: Explain how second messenger molecules work. Why use a second messenger rather than simply relying…

A: Second messengers are tiny molecules or ions, which relay signals received by cell-surface receptors…

Q: The hormone mechanism which results in the release of intracellular Ca++ is the:   Question…

A: Introduction Signals received by receptors at the cell surfaces are relayed throughout the cell via…

Q: Correctly order (from first to last) the steps involved in the Steroid mechanism of hormone action…

A: Cells in a multicellular organism communicate with each other through various signaling molecules.…

Q: Since endocrine systems are the components of homeostatic feedback loop, co-ordination can be…

A: The endocrine system involves strong control and coordination with the other glands that are…

Q: List two or three factors that make it advantageous for peptide hormonesto be synthesized as…

A: Introduction: Peptide hormones or protein hormones are hormones whose molecules are peptides or…

Q: The primary reason for downregulation/desentization of hormone receptors is: O metabolic clearance…

A: Receptors are protein molecules that binds with specific molecules or ligands. It may be…

Q: Part of the "fountain of youth" solution may lie in hormonal control. Explain which hormone and how…

A: Growth hormone is a hormone produced by Pituitary Gland  in the brain.it stimulates growth and…

Q: Describe the cellular mechanism of action of peptide hormones

A: Hormones are the chemical messengers that can induce a cellular function in a cell. They are…

Q: Which type of hormone receptor—plasma membrane bound or intracellular—would be expected to provide…

A: The chemical secretions that are secreted from the glands of the endocrine system to function as…

Q: “Some hormones are produced as inactive and then get converted into active hormone” – justify this…

A: Hormones are working as a messenger in the human body. These hormones help many of the other organs…

Q: Insulin is a blank a soluble hormone. Therefore it can/cannot cross the plasma membrane

A: Insulin is a hormone produced by the pancreas in response to elevated blood glucose levels. It plays…

Q: Explain mechanisms of action in endocrine signaling, taking Adrenalin-induced fight or flight…

A: A complicated system of glands and organs makes up the endocrine system. Body's metabolism, energy…

Q: Explain how the chemical nature of the plasma membrane acts on the two chemical categories of…

A: There are various  hormones in the  body, mainly allocated into three classes  on their chemical…

Q: All of the following statements relating to endocrine signaling are correct EXCEPT: O a. All peptide…

A: Endocrine signaling consists of a system where glands present inside the body secrete hormones…

Q: Steroid hormones find their receptors inside of cells. True or Flase? This is true. Explain why this…

A: Hormones are chemical messengers that activates specific cell signaling pathway in the target cell.…

Q: Explain the cascade effect for the second-messengermodel of hormone action. Does the…

A: Whenever a ligand binds to its respective receptor, some intracellular signalling molecules are…

Q: Endocrine regulation of the body is generally significantly slower than neural regulatory…

A: ENDOCRINE SYSTEM--The endocrine system is the collection of tubules and glands which produces…

Q: Why is it necessary or advantageous for the body to make inactive hormone precursors?

A: Hormones are chemical messengers (or signal molecules). According to the classical definition,…